Allow huge data: URIs only via WebView.loadDataWithBaseUrl

content/browser/frame_host/navigation_entry_impl.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_BROWSER_FRAME_HOST_NAVIGATION_ENTRY_IMPL_H_
 #define CONTENT_BROWSER_FRAME_HOST_NAVIGATION_ENTRY_IMPL_H_
 
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_vector.h"
@@ skipping 64 matching lines @@
                       bool is_renderer_initiated);
   ~NavigationEntryImpl() override;
 
   // NavigationEntry implementation:
   int GetUniqueID() const override;
   PageType GetPageType() const override;
   void SetURL(const GURL& url) override;
   const GURL& GetURL() const override;
   void SetBaseURLForDataURL(const GURL& url) override;
   const GURL& GetBaseURLForDataURL() const override;
+#if defined(OS_ANDROID)
+  void SetDataURLAsString(scoped_refptr<base::RefCountedString>) override;

[Charlie Reis, 2015/12/14 20:35:57]

nit: Please name parameter.  (data_url)

[mnaganov (inactive), 2015/12/15 18:30:29]

Done.

+  const scoped_refptr<const base::RefCountedString> GetDataURLAsString()
+      const override;
+#endif
   void SetReferrer(const Referrer& referrer) override;
   const Referrer& GetReferrer() const override;
   void SetVirtualURL(const GURL& url) override;
   const GURL& GetVirtualURL() const override;
   void SetTitle(const base::string16& title) override;
   const base::string16& GetTitle() const override;
   void SetPageState(const PageState& state) override;
   PageState GetPageState() const override;
   void SetPageID(int page_id) override;
   int32 GetPageID() const override;
@@ skipping 318 matching lines @@
   // This member is not persisted with session restore.
   std::string extra_headers_;
 
   // This member is cleared in |ResetForCommit| and not persisted.
   scoped_refptr<SiteInstanceImpl> source_site_instance_;
 
   // Used for specifying base URL for pages loaded via data URLs. Only used and
   // persisted by Android WebView.
   GURL base_url_for_data_url_;
 
+#if defined(OS_ANDROID)
+  // Used for passing really big data URLs from browser to renderers. Only used
+  // and persisted by Android WebView.
+  scoped_refptr<const base::RefCountedString> data_url_as_string_;
+#endif
+
   // Whether the entry, while loading, was created for a renderer-initiated
   // navigation.  This dictates whether the URL should be displayed before the
   // navigation commits.  It is cleared in |ResetForCommit| and not persisted.
   bool is_renderer_initiated_;
 
   // This is a cached version of the result of GetTitleForDisplay. It prevents
   // us from having to do URL formatting on the URL every time the title is
   // displayed. When the URL, virtual URL, or title is set, this should be
   // cleared to force a refresh.
   mutable base::string16 cached_display_title_;
@@ skipping 55 matching lines @@
   // persisted, unless specific data is taken out/put back in at save/restore
   // time (see TabNavigation for an example of this).
   std::map<std::string, base::string16> extra_data_;
 
   DISALLOW_COPY_AND_ASSIGN(NavigationEntryImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_FRAME_HOST_NAVIGATION_ENTRY_IMPL_H_